【单选题】
Which term refers to the electromagnetic interference that can radiate from network cables？___
A. Gaussian distributions
B. Doppler waves
C. emanations
D. multimode distortion
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相关试题
【单选题】
How does a zone pair handle traffic if the policy de fination of the zone pair is missing?___
A. It inspects all traffic.
B. It drops all traffic.
C. It permits all traffic wihtout logging
D. It permits and logs all traffic
【单选题】
default how does a zone based firewall handle traffic to add from the self zone？___
A. It permits all traffic without inspection
B. It inspects all traffic to determine how it is handled
C. It permits all traffic after inspection
D. It frops all traffic
【单选题】
Which command should beused to ena ble AAA Authentication to determine if a user can access the privilege command level？___
A. aaa authentication enable local
B. aaa authentication enable level=
C. aaa authentication enable method de fault
D. aaa authentication enable defa ult local
【单选题】
On an ASA， the policy indicates that traffic should not be translated is often referred to as which of the following？___
A. NAT zero
B. NAT forward
C. NAT nul
D. NAT allow
【单选题】
Which protocol offers data Integrity encryption， authentication， and anti-replay functions for IPSec VPN？___
A. ESP protocol
B. IKEv3 Protocol
C. AH protoco
D. IKEv1 Protocol
【单选题】
Which component offers a variety of security Solution， including firwall， IF Antivirus and antiphishing features？___
A. Cisco loS router
B. Cisco ASA 5500 Ser ies security appliance
C. Cisco ASA 5500 X series Next Gen Security appliance
D. Cisco 4200 series IPS appliance
【单选题】
Refer to the exhibit， A Network Secur ity administrator check the ASa firewall NAT policy table rith show nat command， which statement is fails？___
A. There are only reverse translation matches for the REAL SERvER object
B. First policy in the Section 1 is a dynamic nat entry defined in the object configuration
C. NAT policy in section 2 is static entry de fined in the object configuration
D. Translation in Section 3 used when a connection does not matches any entries in first two sections
【单选题】
What is true of an aSa in transparent mode ?___
A. It supports OSPF
B. It requires an IP address for each interface
C. It requires a management IP address
D. It allows the use of dynamic NaT
【单选题】
What is the effect of the ip scp server enable command？___
A. It references an access list that allows specific SCP servers
B. It allows the router to initiate requests to an SCP server
C. It allows the router to become an SCP server
D. It adds SCP to the list of allowed copy functions
【单选题】
How can you mitigate attacks in which the attacker attaches more than one vLan tag to a packet？___
A. Assign an access VLAN to every active port on the switch
B. Disable Ether Channel on the switch
C. Explicitly identity each VLAN allowed across the trunk
D.
E. nable transparent VTP on the switch
【单选题】
Which technology can you implement to centrally mitigate potential threats when users on your network download files that might be malicious？___
A. Enable file-reputation services to inspect all files that traverse the company network and block files with low reputation scores
B. Verify that the compa ny IpS blocks all known malicious website
C. Verity that antivirus software is installed and up to date for all users on your network
D. Implement URL filtering on the perimeter firewall
【单选题】
What is the most common implementation of PaT in a standard networked environment？___
A. configuring multiple external hosts to join the self zo ne and to communicate with one another
B. configuring multiple internal hosts to communicate outside of the network using the outside interface IP address
C. configuring multiple internal hosts to communicate outside of the network by using the inside interface IP address
D. configuring an any any rule to enable external hosts to communicate inside the network
【单选题】
Which component of a bYod architecture provides aAa services for endpoint access ?___
A. Integrated Services Router
B. access point
C. ASA
D. Identity Services
E. ngine
【单选题】
You are configuring a NAT rule on a Cisco ASA ,Which description of a mapped interface is true?___
A. It is mandatory for all firewall modes
B. It is optional in routed mode
C. It is optional in transparent mode
D. It is mandatory for ide ntity NAT only
【单选题】
Which description of the use of a private key is true ？___
A. The sender signs a message using the receivers private key
B. The sender signs a message using their private key
C. The sender encrypts a message using the receivers private key
D. The receiver decrypts a n15ssage using the sender's private key
【单选题】
Which mechanism does the FireAMP Connector use to avoid conflicts with other security applications such as antivirus products ?___
A. Virtualization
B. Containers
C. Sandboxing
D.
E. xclusions
【单选题】
Which network to pology de scribes multiple LANS in a gec? ___
A. SOHO
B. MAN
C. pan
D. CAN
【单选题】
Which statement represents a difference between an access list on an aSa versus an access list on a router？___
A. The asa does not support number access lists
B. The aSa does not support standard access list
C. The asa does not ever use a wildcard mask
D. The asa does not support extended access lists
【单选题】
Which command do you enter to verify the status and settings of an iKE Phase 1 tunnel？___
A. show crypto ipsec as output
B. show crypto isakmp
C. show crypto isakmp policy
D. show crypto ipsec transform
【单选题】
Which feature can help a router or switch maintain packet forwarding and protocol states despite an attack or heavy traffic load on the router or switch？___
A. service Policy
B. Control Plane Policing
C. Policy Map
D. Cisco
E. xpress
F. orwarding
【单选题】
Which STP feature can prevent an attacker from becoming the root bridge by immediately shutting down the interface when it receives a BPDU？___
A. root guard
B. Port Fast
C. BPDU guard
D. BPDU filtering
【单选题】
Which technology can best protect data at rest on a user system？___
A. full-disk encryption
B. IPsec tunnel
C. router ACL
D. network IPS
【多选题】
Which two primary security concerns can you mitigate with a BYOD solution ？___
A. schedule for patching the device
B. securing access to a trusted corporate network
C. compliance with applicable policies
D. connections to public Wi-Fi networks
E. device tagging and invento
【多选题】
choose five___
A. MD5————————inserure
B. DES————————insercure
C. SDES———————legacy
D. SHA-1———————legacy
E. HMAC-MD5—————legacy
【多选题】
Which two characteristics of symmetric encryption are true？___
A. It uses digital certificates
B. It requires more resources than asymmetric ancryption
C. It uses the same key to enctypt and decrupt traffic
D. It uses a public key and a pricate key to encrypt and decrypt traffic.
E. It is faster than asymmetric encryption
【多选题】
which two characteristics of PVLAN are true？___
A. Promiscuous porta can communicate with PVLAN ports.
B. Isolated ports cannot communicate with other ports on the same VLAN
C. Community ports have to be a part of the trunk.
D. They require VTP to be enabled in server mode
E. PVLAN ports can be configured as Ether Channel ports
【多选题】
What are two options for running Cisco SDM?___
A. Running SDM from a mobile device
B. Running SDM from within CiscoWorks
C. Running SDM from a router's flash
D. Running SDM from the Cisco web porta
E. Running SDM from a PC
【多选题】
Which two options are the primary deployment modeles for mobile device management？___
A. multisite
B. cloud-based
C. on premises
D. hybrid cloud basedo
E. single site
【多选题】
Drag the recommendation on the left to the Cryptographic algorithms on the right， Options will be used more than once.___
A. Avoid——————————————DES，MD5
B. Legacy——————————————SDES，SHA1，HMAC-MD5
【多选题】
Which two are valid types of vLans using PVLANS ?___
A. Community VLAN
B. Backup VLAN
C. Secondary VLAN
D. Isolated VLAN
E. Isolated VLAN
【多选题】
Which two commands are used to implement Resilient lOS Configuration ___
A. Secure boot-config
B. copy running-config tftp
C. copy flash:ios bin tftp
D. copy running-config startup-config
E. secure boot-image
【多选题】
Which two types of firewalls work at layer 4 and above ？___
A. Stateful inspection
B. Network Address Translation
C. Circuit-Level gateway
D. Static packet filter
E. Application Level firewall
【多选题】
Which two default settings for port security are true ？___
A. Violation is Protect
B. Violation is Restrict
C. Violation is Shutdown
D. Maximum number of MAC addresses is 2
E. Maximum number of MAC addresses is 1
【多选题】
Which two are characteristics of RADIUS？___
A. Uses UDP ports 1812 /1813
B. Uses TCP port 49
C. Uses UDP port 49
D.
E. ncrypts only the password between user and server
【多选题】
When setting up a site-to-site VPN with PSK authentication on a Cisco router， which two elements must be configured under crypto map？___
A. pfs
B. nat
C. reverse route
D. peer
E. transform-set
【多选题】
When using the Adaptive Security Device Manager（ASDM), which two options are available to add a new root certificate？___
A. Install from SFTP server
B. Usehttps
C. Install from a file
D. Use LDAP
E. Use SCEP
【多选题】
Which two SNMPv3 services support its capabilities as a secure networ k manage protocol？ ___
A. access control
B. the shared secret key
C. authentication
D. authorization
E. accounting
【多选题】
Which two statements about routed firewall mode are true ？___
A. The firewall acts as a routed hop in the network
B. This mode conceals the presence of the firewall
C. The firewall requires a unique iP address for each interface
D. This mode allows the firewall to be added to an existing networ k with minimal additional configuration By default， this mode permits most traffic to pass throug
【多选题】
Which two statements describe DHCP spoofing attacks？___
A. They are used to perform man-in- the-middle attacks
B. They can access most network devices
C. They can modify the flow of traffic in transit. LNGKAIG
D. They protect the identity of ti attacker by masking the DHCP address
E. They can physically modify the network gateway
【多选题】
Which two types of VLANs using PVLANs are valid？___
A. isolated
B. promiscuous
C. backup
D. secondary
E. community
推荐试题
【多选题】
什么情况下使用紧急制动阀___
A. 车辆燃轴
B. 列车发生火灾
C. 有人从列车上坠落或线路内有人死伤
D. 其他危及行车和人身安全必须紧急停车时
【多选题】
冬季绝对禁止站台折返及随车保洁人员用水冲刷动车组塞拉门机构、翻板、脚踏板、滑道等设备或在擦抹塞拉门区域时用___，防止低温高速运行下塞拉门（ ）。
A. 水冲地板
B. 水量过大
C. 结冰故障
D. 打不开
【多选题】
CRH5A型动车组列车外部门系统与牵引传动系统具有联锁控制功能，当外部门___或（ ）出现故障时，司机无法正常施加牵引开车。
A. 未正常关闭
B. 被隔离
C. 外部门安全环路
D. 外部门集控回路
【判断题】
乘务人员对安全设施设备要知位置、知性能、会使用。
【判断题】
清洁车、售货车内外清洁,外沿安装防撞胶条,有制动装置,离人制动,停放时与墙面保持距离，不得靠近车门。
【判断题】
发现车门未锁闭或锁闭状态不良时，指派专人看守，并及时通知随车机械师处理。
【判断题】
动车组列车在车门关闭后不得随意开启车门,遇特殊情况必须开启车门时,列车长须先确认列车未起动,并得到司机同意后,方可开启车门。再次关门后,通知随车机械师已关闭车门。
【判断题】
临时停车时,立即播报临时停车广播, 坚守岗位,监控车内旅客状况,可以根据情况开启车门。
【判断题】
大件行李放在大件行李存放处，不占用席（铺）位，不堵塞通道。
【判断题】
锐器、易碎品、杆状物品及重物等放在行李架上或大件行李存放处。
【判断题】
衣帽钩限挂衣帽、服饰等轻质物品。使用小桌板不超过承重范围。
【判断题】
严禁携带超过规定尺寸的自行车进站乘车，携带允许尺寸范围内的自行车，使用纸箱等硬质包装物妥善包装完整，不拆卸包装，放置在大件行李处等位置，不影响旅客通行或应急疏散。
【判断题】
发生旅客伤病时，提供协助，通过广播寻求医护人员帮助；情形严重的，报告客调。
【判断题】
公共区域的电源插座保证符合标示范围的旅行必需的小型电器正常使用。
【判断题】
发现旅客遗失物品妥善保管，设法归还失主，无法归还时编制客运记录交站处理。无法判明旅客下车站时交列车终到站处理。
【判断题】
遇列车空调故障时，在停车站，开启站台一侧车门；在途中，开启运行方向右侧车门。
【判断题】
运行途中劝阻旅客不在连接处停留，临时停车严禁旅客下车。
【判断题】
发生人身伤害或突发疾病时，积极采取救助措施，按规定办理站车交接，客运乘务员下车参与处理。必要时可请求在前方所在地有医疗条件的车站临时停车处理。
【判断题】
遇列车故障途中需更换车底时，列车长报告高铁快件装载情况。
【判断题】
在区间换乘更换乘务组的，救援车乘务组确认集装件换车情况，并办理交接。在车站换乘的，集装件不换至救援车。
【判断题】
动车组列车未配备乘警的，列车长会同安全员对灭火器、安全锤等防火、安全设备进行检查，发现问题及时报告公安部门。
【判断题】
更换的垃圾袋可以放在车厢连接处或车门翻板上。
【判断题】
列车长接到司机通知后，应立即广播告知旅客临时停车，通知列车员巡视车辆车门，解答旅客问题，安抚旅客情绪，制止旅客不安全行为。
【判断题】
紧急事件处理完毕后，呼叫者通知列车长，列车长通知司机紧急事件处置完毕，同时按规定程序通知司机（机械师）关闭车门，司机按规定程序开车。
【判断题】
动车组列车车窗玻璃破损影响车厢气密性时，随车机械师要立即通知司机限速120km/h运行。
【判断题】
对暂无脱落风险的，列车长要注意观察变化情况，有异常时及时通知车辆乘务员确认。
【判断题】
防护网安装完毕，乘务员确认安装状态后报告列车长，列车长通知司机申请停车。
【判断题】
列车停稳后，随车机械师手动打开车门，对塞拉门门携架用尼龙扎带捆绑，并确认状态后通知列车长，列车长在确认防护后报告动车组司机，司机在接到限速命令后，方可按规定起动列车。
【判断题】
动车组列车发生相撞事故，随车机械师下车检查处置必须在运行方向左侧进行，并由就近列车员负责车上监护。
【判断题】
列车长接到司机通知后，应立即广播告知旅客列车为临时停车，并通知车上列车员巡视好车门，解答旅客问题，安抚旅客情绪，并请乘警协助制止旅客的不安全和违法行为。
【判断题】
采用区间换乘，救援动车组列车到达指定位置，由现场救援指挥负责人统一指挥，救援动车组司机和列车长负责对准故障动车组车门。
【判断题】
采用区间换乘，对由于线路、动车组重联等无法实现各车厢车门对位时，应使用应急梯。
【判断题】
采用区间换乘，放置超过2个应急梯或渡板时，救援动车组列车长负责组织放置2个，被救援动车组列车长负责组织放置其它应急梯或渡板。
【判断题】
采用区间换乘，换乘过程中，动车组可以移动。
【判断题】
采用区间换乘时，旅客换乘完毕，救援动车组列车长组织乘务组人员对全列进行检查确认后，通知被救援动车组列车长换乘完毕。
【判断题】
采用区间换乘旅客换乘完毕，被救援动车组乘务组人员将应急梯或渡板收好定位存放，关闭车门并报告被救援动车组司机。
【判断题】
当车站、公安派出所发现或接到客运站接触网断线报告时，车站工作人员、公安民警要迅速在导线断线地点周围设置警戒区，确保人员远离断线地点5米以外。
【判断题】
机车车窗（门）玻璃破损时，由随车机械师直接向车站值班员或列车调度员报告。
